What is a key difference between NetFlow and sFlow?

sFlow uses packet sampling, while NetFlow typically records flow information

NetFlow is used only for security, while sFlow is for performance

NetFlow is open standard, while sFlow is proprietary

sFlow captures full packet contents, while NetFlow does not

A router log shows repeated 'authentication failure' messages from a specific IP address. What is the most likely issue?

A possible brute-force attack on the router

Why is it important to regularly review and update monitoring thresholds and alerts?

To increase the number of alerts generated

To eliminate the need for monitoring

To reduce false positives and ensure alerts remain relevant

What is the primary goal of traffic analysis in network monitoring?

Increase the physical speed of the network

Detect anomalies and ensure optimal performance

CompTIANetwork+

Domain 3Objective 5

Network Monitoring N10-009 Practice Questions (Page 4)

Part of the Network operations domain, which makes up ~22% of our current practice bank. CompTIA does not publish an official question count, but from its 90-minute exam (~35–60 total, ~8–13 in this domain), expect 1–2 from this objective — we provide 34 practice questions to prepare you well beyond it. (estimate)

34questions here

7free pages

10concepts

Questions 16–20

16foundation · easy
Which metric indicates the variation in packet arrival times and is especially important for real-time applications?
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17foundation · easy
What is a key difference between NetFlow and sFlow?
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18foundation · easy
A router log shows repeated 'authentication failure' messages from a specific IP address. What is the most likely issue?
Select an answer first
19foundation · easy
Why is it important to regularly review and update monitoring thresholds and alerts?
Select an answer first
20foundation · easy
What is the primary goal of traffic analysis in network monitoring?
Select an answer first

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